﻿<p>An <em>IfcIntersectionCurve</em> is a 3-dimensional curve that has two additional representations provided by two pcurves defined within two distinct and intersecting surfaces.</p>

<blockquote class="extDef">
NOTE&nbsp; Definition according to ISO/CD 10303-42:1992<br>
An intersection curve is a type of surface curve, which results from the intersection of two surfaces. It is represented as a special subtype of the surface curve entity having two distinct surface associations defined via the associated geometry list. 
</blockquote> 

<blockquote class="note">NOTE&nbsp; Entity adapted from <strong>intersection_curve</strong> defined in ISO 10303-42.</blockquote>

<blockquote class="history">
HISTORY&nbsp; New entity in IFC4 Add2.
</blockquote>